    L    # total woff2 file size
		numTables:           H    # number of tables
		reserved:            H    # set to 0
		totalSfntSize:       L    # uncompressed size
		totalCompressedSize: L    # compressed size
		majorVersion:        H    # major version of WOFF file
		minorVersion:        H    # minor version of WOFF file
		metaOffset:          L    # offset to metadata block
		metaLength:          L    # length of compressed metadata
		metaOrigLength:      L    # length of uncompressed metadata
		privOffset:          L    # offset to private data block
		privLength:          L    # length of private data block
)?